FR2434453A1 - Procede pour positionner des elements de reproduction, et dispositif permettant la mise en oeuvre de ce procede - Google Patents

Procede pour positionner des elements de reproduction, et dispositif permettant la mise en oeuvre de ce procede

Info

Publication number
FR2434453A1
FR2434453A1 FR7920979A FR7920979A FR2434453A1 FR 2434453 A1 FR2434453 A1 FR 2434453A1 FR 7920979 A FR7920979 A FR 7920979A FR 7920979 A FR7920979 A FR 7920979A FR 2434453 A1 FR2434453 A1 FR 2434453A1
Authority
FR
France
Prior art keywords
heads
time interval
tracks
pilot signals
correct
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7920979A
Other languages
English (en)
French (fr)
Other versions
FR2434453B1 (enExample
Inventor
Hendrik Johannes Sanderson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2434453A1 publication Critical patent/FR2434453A1/fr
Application granted granted Critical
Publication of FR2434453B1 publication Critical patent/FR2434453B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
    • G11B5/588—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
FR7920979A 1978-08-22 1979-08-20 Procede pour positionner des elements de reproduction, et dispositif permettant la mise en oeuvre de ce procede Granted FR2434453A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7808639A NL7808639A (nl) 1978-08-22 1978-08-22 Werkwijze voor het positioneren van weergeefelementen en een inrichting voor het uitvoeren van de werkwijze.

Publications (2)

Publication Number Publication Date
FR2434453A1 true FR2434453A1 (fr) 1980-03-21
FR2434453B1 FR2434453B1 (enExample) 1983-10-28

Family

ID=19831415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7920979A Granted FR2434453A1 (fr) 1978-08-22 1979-08-20 Procede pour positionner des elements de reproduction, et dispositif permettant la mise en oeuvre de ce procede

Country Status (15)

Country Link
US (1) US4303953A (enExample)
AT (1) AT380759B (enExample)
AU (1) AU526415B2 (enExample)
BE (1) BE878328A (enExample)
CA (1) CA1155541A (enExample)
CH (1) CH649402A5 (enExample)
DE (1) DE2932798A1 (enExample)
DK (1) DK150419C (enExample)
ES (1) ES483497A1 (enExample)
FR (1) FR2434453A1 (enExample)
GB (1) GB2029607B (enExample)
IT (1) IT1122793B (enExample)
NL (1) NL7808639A (enExample)
NZ (1) NZ191352A (enExample)
SE (1) SE443887B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030469A3 (en) * 1979-12-07 1981-12-16 Matsushita Electric Industrial Co., Ltd. Tracking apparatus
FR2511171A1 (fr) * 1981-08-10 1983-02-11 Ampex Appareil et procede pour determiner la position d'une tete de lecture

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7812286A (nl) * 1978-12-19 1980-06-23 Philips Nv Werkwijze voor het lezen en/of schrijven van informatie en een inrichting voor het uitvoeren van de werkwijze.
JPS5746318A (en) * 1980-09-01 1982-03-16 Matsushita Electric Ind Co Ltd Tracking device
JPS5753823A (en) * 1980-09-17 1982-03-31 Matsushita Electric Ind Co Ltd Tracking control system
JPS5854885A (ja) * 1981-09-25 1983-03-31 Sony Corp 映像信号再生装置
JPS58194162A (ja) * 1982-05-07 1983-11-12 Matsushita Electric Ind Co Ltd 回転ヘツド型磁気記録再生装置
JPS59112406A (ja) * 1982-12-17 1984-06-28 Sony Corp Ｐｃｍ信号の記録再生方法
JPS59157810A (ja) * 1983-02-28 1984-09-07 Sony Corp デジタル信号の再生方法
AT378301B (de) * 1983-06-17 1985-07-25 Philips Nv System zum wiedergeben von auf einem magnetband gespeicherten signalen
JPH0687330B2 (ja) * 1984-08-06 1994-11-02 ソニー株式会社 ディジタル信号の再生装置
US4947272A (en) * 1987-03-30 1990-08-07 Pioneer Electronic Corporation Signal reproducing device which offsets the tracking error signal for a digital tape player
US4985787A (en) * 1988-01-08 1991-01-15 Tokyo Electric Co., Ltd. Magnetic recording apparatus for positioning magnetic head to track on magnetic tape
JPH02195560A (ja) * 1989-01-24 1990-08-02 Sony Corp 再生方法
DE4212539C2 (de) * 1992-04-15 2002-06-20 Thomson Brandt Gmbh Verfahren zur Spurregelung bei einem Recorder mit Schrägspuraufzeichnung
JP3420286B2 (ja) * 1993-05-28 2003-06-23 キヤノン株式会社 記録再生装置
US6697209B2 (en) * 2000-11-09 2004-02-24 Exabyte Corporation Phase based time domain tracking for helical scan tape drive

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2530482C2 (de) * 1974-07-15 1984-11-15 N.V. Philips' Gloeilampenfabrieken, Eindhoven Servosystem für ein Videoaufzeichnungsgerät
US3963860A (en) * 1974-11-12 1976-06-15 Rca Corporation Locked groove detection and correction in video disc playback apparatus
JPS5335511A (en) * 1976-09-13 1978-04-03 Sony Corp Recorder-reproducer for picture signal
US4120008A (en) * 1976-10-05 1978-10-10 Eastman Kodak Company Overlap track servo for dynamic position correction in a rotary-head tape recorder
JPS5378716A (en) * 1976-12-23 1978-07-12 Sony Corp Magnetic picture recorder/reproducer
DE2722977A1 (de) * 1977-05-20 1978-11-23 Grundig Emv Anordnung zur exakten spurhaltung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030469A3 (en) * 1979-12-07 1981-12-16 Matsushita Electric Industrial Co., Ltd. Tracking apparatus
FR2511171A1 (fr) * 1981-08-10 1983-02-11 Ampex Appareil et procede pour determiner la position d'une tete de lecture

Also Published As

Publication number Publication date
CH649402A5 (de) 1985-05-15
SE7906914L (sv) 1980-02-23
US4303953A (en) 1981-12-01
GB2029607B (en) 1982-10-20
DE2932798C2 (enExample) 1991-08-08
DK150419B (da) 1987-02-23
ES483497A1 (es) 1980-04-01
AT380759B (de) 1986-07-10
IT7925158A0 (it) 1979-08-17
GB2029607A (en) 1980-03-19
FR2434453B1 (enExample) 1983-10-28
DE2932798A1 (de) 1980-03-06
BE878328A (fr) 1980-02-20
DK345779A (da) 1980-02-23
ATA559279A (de) 1985-11-15
CA1155541A (en) 1983-10-18
IT1122793B (it) 1986-04-23
SE443887B (sv) 1986-03-10
AU526415B2 (en) 1983-01-06
DK150419C (da) 1987-07-13
NL7808639A (nl) 1980-02-26
NZ191352A (en) 1982-08-17
AU5010479A (en) 1980-02-28

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Legal Events

Date Code Title Description
CD Change of name or company name
CD Change of name or company name
ST Notification of lapse